COM组件 RegASM RegTlib Regsvr32

Regsvr32用来注册COM组件
Regasm则是.NET下的注册COM组件的工具，NET Assembly for COM Interop.

Regasm

Regasm is used to read the metadata within an assembly and adds the necessary entries to the registry, which allows COM clients to create .NET Framework classes transparently.

Regsvr32

is a command-line utility to register and unregister OLE controls, such as DLLs and ActiveX controls in the Windows Registry. Regsvr32.exe is installed in the %systemroot%\System32 folder in Windows XP and later versions of Windows.

Regtlib

is the tool which is used to register the type library which is installed with Visual Studio 2005.